134872 has 16 divisors (see below), whose sum is σ = 264240. Its totient is φ = 64416.

The previous prime is 134867. The next prime is 134873. The reversal of 134872 is 278431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134873) by changing a digit.

134872 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183 + ... + 550.

It is an arithmetic number, because the mean of its divisors is an integer number (16515).

2¹³⁴⁸⁷² is an apocalyptic number.

134872 is the 184-th decagonal number.

It is an amenable number.

134872 is a deficient number, since it is larger than the sum of its proper divisors (129368).

134872 is a wasteful number, since it uses less digits than its factorization.

134872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762 (or 758 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 134872 is about 367.2492341721. The cubic root of 134872 is about 51.2830601682.

It can be divided in two parts, 13 and 4872, that multiplied together give a palindrome (63336).

The spelling of 134872 in words is "one hundred thirty-four thousand, eight hundred seventy-two".